National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Partly Cloudy

63°F

17°C

Humidity 72%
Wind Speed WNW 3 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 27 Aug 02:20 AM PDT
Extended Forecast for

3 Miles SSW Cedar Hills OR

  • Overnight

    Overnight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming south southwest around 6 mph in the morning.

    High: 77 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. North northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Mostly cloudy, then gradually becoming sunny, with a high near 74.

    High: 74 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind becoming south southwest around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 54. North northwest wind 5 to 7 mph becoming calm after midnight.
Saturday
A 20 percent chance of showers after 11am. Mostly cloudy, then gradually becoming sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 77.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 54.
Tuesday
A chance of rain. Mostly cloudy, with a high near 73.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 54.
Wednesday
A chance of rain. Mostly cloudy, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Cedar Hills OR
 45.46°N 122.84°W (Elev. 348 ft)
Last Update:
2:01 am PDT Aug 27, 2026
Forecast Valid:
2am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation